A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5990-00-054-4785
NSN 6135-00-519-1325
NSN 5965-01-388-1379
NSN 6650-01-497-1773
NSN 5855-00-466-2309
NSN 6685-01-044-2625
NSN 5975-00-165-5834
NSN 6240-00-891-1508
NSN 5965-00-603-9306
NSN 6610-00-509-0887
NSN 6105-00-864-2819
NSN 5935-00-170-1894